/*!The Treasure Box Library
 *
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 * 
 * Copyright (C) 2009 - 2018, TBOOX Open Source Group.
 *
 * @author      ruki
 * @file        number.c
 * @ingroup     object
 *
 */

/* //////////////////////////////////////////////////////////////////////////////////////
 * trace
 */
#define TB_TRACE_MODULE_NAME        "oc_number"
#define TB_TRACE_MODULE_DEBUG       (0)

/* //////////////////////////////////////////////////////////////////////////////////////
 * includes
 */
#include "object.h"
 
/* //////////////////////////////////////////////////////////////////////////////////////
 * types
 */

// the number type
typedef struct __tb_oc_number_t
{
    // the object base
    tb_object_t         base;

    // the number type
    tb_size_t           type;

    // the number value
    union
    {
        // the uint8
        tb_uint8_t      u8;
    
        // the sint8
        tb_sint8_t      s8;
    
        // the uint16
        tb_uint16_t     u16;
    
        // the sint16
        tb_sint16_t     s16;
    
        // the uint32
        tb_uint32_t     u32;
    
        // the sint32
        tb_sint32_t     s32;
    
        // the uint64
        tb_uint64_t     u64;
    
        // the sint64
        tb_sint64_t     s64;
    
#ifdef TB_CONFIG_TYPE_HAVE_FLOAT
        // the float
        tb_float_t      f;
    
        // the double
        tb_double_t     d;
#endif
    
    }v;

}tb_oc_number_t;

/* //////////////////////////////////////////////////////////////////////////////////////
 * implementation
 */
static __tb_inline__ tb_oc_number_t* tb_oc_number_cast(tb_object_ref_t object)
{
    // check
    tb_assert_and_check_return_val(object && object->type == TB_OBJECT_TYPE_NUMBER, tb_null);

    // cast
    return (tb_oc_number_t*)object;
}
static tb_object_ref_t tb_oc_number_copy(tb_object_ref_t object)
{
    // check
    tb_oc_number_t* number = (tb_oc_number_t*)object;
    tb_assert_and_check_return_val(number, tb_null);

    // copy
    switch (number->type)
    {
    case TB_OC_NUMBER_TYPE_UINT64:
        return tb_oc_number_init_from_uint64(number->v.u64);
    case TB_OC_NUMBER_TYPE_SINT64:
        return tb_oc_number_init_from_sint64(number->v.s64);
    case TB_OC_NUMBER_TYPE_UINT32:
        return tb_oc_number_init_from_uint32(number->v.u32);
    case TB_OC_NUMBER_TYPE_SINT32:
        return tb_oc_number_init_from_sint32(number->v.s32);
    case TB_OC_NUMBER_TYPE_UINT16:
        return tb_oc_number_init_from_uint16(number->v.u16);
    case TB_OC_NUMBER_TYPE_SINT16:
        return tb_oc_number_init_from_sint16(number->v.s16);
    case TB_OC_NUMBER_TYPE_UINT8:
        return tb_oc_number_init_from_uint8(number->v.u8);
    case TB_OC_NUMBER_TYPE_SINT8:
        return tb_oc_number_init_from_sint8(number->v.s8);
#ifdef TB_CONFIG_TYPE_HAVE_FLOAT
    case TB_OC_NUMBER_TYPE_FLOAT:
        return tb_oc_number_init_from_float(number->v.f);
    case TB_OC_NUMBER_TYPE_DOUBLE:
        return tb_oc_number_init_from_double(number->v.d);
#endif
    default:
        break;
    }

    return tb_null;
}
static tb_void_t tb_oc_number_exit(tb_object_ref_t object)
{
    if (object) tb_free(object);
}
static tb_void_t tb_oc_number_clear(tb_object_ref_t object)
{
    // check
    tb_oc_number_t* number = (tb_oc_number_t*)object;
    tb_assert_and_check_return(number);

    // clear
    switch (number->type)
    {
    case TB_OC_NUMBER_TYPE_UINT64:
        number->v.u64 = 0;
        break;
    case TB_OC_NUMBER_TYPE_SINT64:
        number->v.s64 = 0;
        break;
    case TB_OC_NUMBER_TYPE_UINT32:
        number->v.u32 = 0;
        break;
    case TB_OC_NUMBER_TYPE_SINT32:
        number->v.s32 = 0;
        break;
    case TB_OC_NUMBER_TYPE_UINT16:
        number->v.u16 = 0;
        break;
    case TB_OC_NUMBER_TYPE_SINT16:
        number->v.s16 = 0;
        break;
    case TB_OC_NUMBER_TYPE_UINT8:
        number->v.u8 = 0;
        break;
    case TB_OC_NUMBER_TYPE_SINT8:
        number->v.s8 = 0;
        break;
#ifdef TB_CONFIG_TYPE_HAVE_FLOAT
    case TB_OC_NUMBER_TYPE_FLOAT:
        number->v.f = 0.;
        break;
    case TB_OC_NUMBER_TYPE_DOUBLE:
        number->v.d = 0.;
        break;
#endif
    default:
        break;
    }
}
static tb_oc_number_t* tb_oc_number_init_base()
{
    // done
    tb_bool_t       ok = tb_false;
    tb_oc_number_t* number = tb_null;
    do
    {
        // make number
        number = tb_malloc0_type(tb_oc_number_t);
        tb_assert_and_check_break(number);

        // init number
        if (!tb_object_init((tb_object_ref_t)number, TB_OBJECT_FLAG_NONE, TB_OBJECT_TYPE_NUMBER)) break;

        // init base
        number->base.copy   = tb_oc_number_copy;
        number->base.exit   = tb_oc_number_exit;
        number->base.clear  = tb_oc_number_clear;
        
        // ok
        ok = tb_true;

    } while (0);

    // failed?
    if (!ok)
    {
        // exit it
        if (number) tb_object_exit((tb_object_ref_t)number);
        number = tb_null;
    }

    // ok?
    return number;
}
/* //////////////////////////////////////////////////////////////////////////////////////
 * interfaces
 */
tb_object_ref_t tb_oc_number_init_from_uint8(tb_uint8_t value)
{
    // make
    tb_oc_number_t* number = tb_oc_number_init_base();
    tb_assert_and_check_return_val(number, tb_null);

    // init value
    number->type = TB_OC_NUMBER_TYPE_UINT8;
    number->v.u8 = value;

    // ok
    return (tb_object_ref_t)number;
}

tb_object_ref_t tb_oc_number_init_from_sint8(tb_sint8_t value)
{
    // make
    tb_oc_number_t* number = tb_oc_number_init_base();
    tb_assert_and_check_return_val(number, tb_null);

    // init value
    number->type = TB_OC_NUMBER_TYPE_SINT8;
    number->v.s8 = value;

    // ok
    return (tb_object_ref_t)number;
}

tb_object_ref_t tb_oc_number_init_from_uint16(tb_uint16_t value)
{
    // make
    tb_oc_number_t* number = tb_oc_number_init_base();
    tb_assert_and_check_return_val(number, tb_null);

    // init value
    number->type = TB_OC_NUMBER_TYPE_UINT16;
    number->v.u16 = value;

    // ok
    return (tb_object_ref_t)number;
}

tb_object_ref_t tb_oc_number_init_from_sint16(tb_sint16_t value)
{
    // make
    tb_oc_number_t* number = tb_oc_number_init_base();
    tb_assert_and_check_return_val(number, tb_null);

    // init value
    number->type = TB_OC_NUMBER_TYPE_SINT16;
    number->v.s16 = value;

    // ok
    return (tb_object_ref_t)number;
}

tb_object_ref_t tb_oc_number_init_from_uint32(tb_uint32_t value)
{
    // make
    tb_oc_number_t* number = tb_oc_number_init_base();
    tb_assert_and_check_return_val(number, tb_null);

    // init value
    number->type = TB_OC_NUMBER_TYPE_UINT32;
    number->v.u32 = value;

    // ok
    return (tb_object_ref_t)number;
}

tb_object_ref_t tb_oc_number_init_from_sint32(tb_sint32_t value)
{
    // make
    tb_oc_number_t* number = tb_oc_number_init_base();
    tb_assert_and_check_return_val(number, tb_null);

    // init value
    number->type = TB_OC_NUMBER_TYPE_SINT32;
    number->v.s32 = value;

    // ok
    return (tb_object_ref_t)number;
}

tb_object_ref_t tb_oc_number_init_from_uint64(tb_uint64_t value)
{
    // make
    tb_oc_number_t* number = tb_oc_number_init_base();
    tb_assert_and_check_return_val(number, tb_null);

    // init value
    number->type = TB_OC_NUMBER_TYPE_UINT64;
    number->v.u64 = value;

    // ok
    return (tb_object_ref_t)number;
}

tb_object_ref_t tb_oc_number_init_from_sint64(tb_sint64_t value)
{
    // make
    tb_oc_number_t* number = tb_oc_number_init_base();
    tb_assert_and_check_return_val(number, tb_null);

    // init value
    number->type = TB_OC_NUMBER_TYPE_SINT64;
    number->v.s64 = value;

    // ok
    return (tb_object_ref_t)number;
}

#ifdef TB_CONFIG_TYPE_HAVE_FLOAT
tb_object_ref_t tb_oc_number_init_from_float(tb_float_t value)
{
    // make
    tb_oc_number_t* number = tb_oc_number_init_base();
    tb_assert_and_check_return_val(number, tb_null);

    // init value
    number->type = TB_OC_NUMBER_TYPE_FLOAT;
    number->v.f = value;

    // ok
    return (tb_object_ref_t)number;
}

tb_object_ref_t tb_oc_number_init_from_double(tb_double_t value)
{
    // make
    tb_oc_number_t* number = tb_oc_number_init_base();
    tb_assert_and_check_return_val(number, tb_null);

    // init value
    number->type = TB_OC_NUMBER_TYPE_DOUBLE;
    number->v.d = value;

    // ok
    return (tb_object_ref_t)number;
}
#endif

tb_size_t tb_oc_number_type(tb_object_ref_t object)
{
    // check
    tb_oc_number_t* number = tb_oc_number_cast(object);
    tb_assert_and_check_return_val(number, TB_OC_NUMBER_TYPE_NONE);

    // type
    return number->type;
}

tb_uint8_t tb_oc_number_uint8(tb_object_ref_t object)
{
    return (tb_uint8_t)tb_oc_number_uint64(object);
}
tb_sint8_t tb_oc_number_sint8(tb_object_ref_t object)
{
    return (tb_sint8_t)tb_oc_number_sint64(object);
}
tb_uint16_t tb_oc_number_uint16(tb_object_ref_t object)
{
    return (tb_uint16_t)tb_oc_number_uint64(object);
}
tb_sint16_t tb_oc_number_sint16(tb_object_ref_t object)
{
    return (tb_sint16_t)tb_oc_number_sint64(object);
}
tb_uint32_t tb_oc_number_uint32(tb_object_ref_t object)
{
    return (tb_uint32_t)tb_oc_number_uint64(object);
}
tb_sint32_t tb_oc_number_sint32(tb_object_ref_t object)
{
    return (tb_sint32_t)tb_oc_number_sint64(object);
}
tb_uint64_t tb_oc_number_uint64(tb_object_ref_t object)
{
    // check
    tb_oc_number_t* number = tb_oc_number_cast(object);
    tb_assert_and_check_return_val(number, 0);

    // uint64
    switch (number->type)
    {
    case TB_OC_NUMBER_TYPE_UINT64:
        return number->v.u64;
    case TB_OC_NUMBER_TYPE_SINT64:
        return number->v.s64;
    case TB_OC_NUMBER_TYPE_UINT32:
        return number->v.u32;
    case TB_OC_NUMBER_TYPE_SINT32:
        return number->v.s32;
    case TB_OC_NUMBER_TYPE_UINT16:
        return number->v.u16;
    case TB_OC_NUMBER_TYPE_SINT16:
        return number->v.s16;
    case TB_OC_NUMBER_TYPE_UINT8:
        return number->v.u8;
    case TB_OC_NUMBER_TYPE_SINT8:
        return number->v.s8;
#ifdef TB_CONFIG_TYPE_HAVE_FLOAT
    case TB_OC_NUMBER_TYPE_FLOAT:
        return (tb_uint64_t)number->v.f;
    case TB_OC_NUMBER_TYPE_DOUBLE:
        return (tb_uint64_t)number->v.d;
#endif
    default:
        break;
    }

    tb_assert(0);
    return 0;
}

tb_sint64_t tb_oc_number_sint64(tb_object_ref_t object)
{
    // check
    tb_oc_number_t* number = tb_oc_number_cast(object);
    tb_assert_and_check_return_val(number, 0);

    // sint64
    switch (number->type)
    {
    case TB_OC_NUMBER_TYPE_UINT64:
        return number->v.u64;
    case TB_OC_NUMBER_TYPE_SINT64:
        return number->v.s64;
    case TB_OC_NUMBER_TYPE_UINT32:
        return number->v.u32;
    case TB_OC_NUMBER_TYPE_SINT32:
        return number->v.s32;
    case TB_OC_NUMBER_TYPE_UINT16:
        return number->v.u16;
    case TB_OC_NUMBER_TYPE_SINT16:
        return number->v.s16;
    case TB_OC_NUMBER_TYPE_UINT8:
        return number->v.u8;
    case TB_OC_NUMBER_TYPE_SINT8:
        return number->v.s8;
#ifdef TB_CONFIG_TYPE_HAVE_FLOAT
    case TB_OC_NUMBER_TYPE_FLOAT:
        return (tb_sint64_t)number->v.f;
    case TB_OC_NUMBER_TYPE_DOUBLE:
        return (tb_sint64_t)number->v.d;
#endif
    default:
        break;
    }

    tb_assert(0);
    return 0;
}
#ifdef TB_CONFIG_TYPE_HAVE_FLOAT
tb_float_t tb_oc_number_float(tb_object_ref_t object)
{
    // check
    tb_oc_number_t* number = tb_oc_number_cast(object);
    tb_assert_and_check_return_val(number, 0);

    // float
    switch (number->type)
    {
    case TB_OC_NUMBER_TYPE_FLOAT:
        return number->v.f;
    case TB_OC_NUMBER_TYPE_DOUBLE:
        return (tb_float_t)number->v.d;
    case TB_OC_NUMBER_TYPE_UINT8:
        return (tb_float_t)number->v.u8;
    case TB_OC_NUMBER_TYPE_SINT8:
        return (tb_float_t)number->v.s8;
    case TB_OC_NUMBER_TYPE_UINT16:
        return (tb_float_t)number->v.u16;
    case TB_OC_NUMBER_TYPE_SINT16:
        return (tb_float_t)number->v.s16;
    case TB_OC_NUMBER_TYPE_UINT32:
        return (tb_float_t)number->v.u32;
    case TB_OC_NUMBER_TYPE_SINT32:
        return (tb_float_t)number->v.s32;
    case TB_OC_NUMBER_TYPE_UINT64:
        return (tb_float_t)number->v.u64;
    case TB_OC_NUMBER_TYPE_SINT64:
        return (tb_float_t)number->v.s64;
    default:
        break;
    }

    tb_assert(0);
    return 0;
}
tb_double_t tb_oc_number_double(tb_object_ref_t object)
{
    // check
    tb_oc_number_t* number = tb_oc_number_cast(object);
    tb_assert_and_check_return_val(number, 0);

    // double
    switch (number->type)
    {
    case TB_OC_NUMBER_TYPE_DOUBLE:
        return number->v.d;
    case TB_OC_NUMBER_TYPE_FLOAT:
        return (tb_double_t)number->v.f;
    case TB_OC_NUMBER_TYPE_UINT8:
        return (tb_double_t)number->v.u8;
    case TB_OC_NUMBER_TYPE_SINT8:
        return (tb_double_t)number->v.s8;
    case TB_OC_NUMBER_TYPE_UINT16:
        return (tb_double_t)number->v.u16;
    case TB_OC_NUMBER_TYPE_SINT16:
        return (tb_double_t)number->v.s16;
    case TB_OC_NUMBER_TYPE_UINT32:
        return (tb_double_t)number->v.u32;
    case TB_OC_NUMBER_TYPE_SINT32:
        return (tb_double_t)number->v.s32;
    case TB_OC_NUMBER_TYPE_UINT64:
        return (tb_double_t)number->v.u64;
    case TB_OC_NUMBER_TYPE_SINT64:
        return (tb_double_t)number->v.s64;
    default:
        break;
    }

    tb_assert(0);
    return 0;
}
#endif
tb_bool_t tb_oc_number_uint8_set(tb_object_ref_t object, tb_uint8_t value)
{   
    // check
    tb_oc_number_t* number = tb_oc_number_cast(object);
    tb_assert_and_check_return_val(number, tb_false);

    // init value
    number->type = TB_OC_NUMBER_TYPE_UINT8;
    number->v.u8 = value;

    // ok
    return tb_true;
}
tb_bool_t tb_oc_number_sint8_set(tb_object_ref_t object, tb_sint8_t value)
{   
    // check
    tb_oc_number_t* number = tb_oc_number_cast(object);
    tb_assert_and_check_return_val(number, tb_false);

    // init value
    number->type = TB_OC_NUMBER_TYPE_SINT8;
    number->v.s8 = value;

    // ok
    return tb_true;
}
tb_bool_t tb_oc_number_uint16_set(tb_object_ref_t object, tb_uint16_t value)
{   
    // check
    tb_oc_number_t* number = tb_oc_number_cast(object);
    tb_assert_and_check_return_val(number, tb_false);

    // init value
    number->type = TB_OC_NUMBER_TYPE_UINT16;
    number->v.u16 = value;

    // ok
    return tb_true;
}
tb_bool_t tb_oc_number_sint16_set(tb_object_ref_t object, tb_sint16_t value)
{   
    // check
    tb_oc_number_t* number = tb_oc_number_cast(object);
    tb_assert_and_check_return_val(number, tb_false);

    // init value
    number->type = TB_OC_NUMBER_TYPE_SINT16;
    number->v.s16 = value;

    // ok
    return tb_true;
}
tb_bool_t tb_oc_number_uint32_set(tb_object_ref_t object, tb_uint32_t value)
{   
    // check
    tb_oc_number_t* number = tb_oc_number_cast(object);
    tb_assert_and_check_return_val(number, tb_false);

    // init value
    number->type = TB_OC_NUMBER_TYPE_UINT32;
    number->v.u32 = value;

    // ok
    return tb_true;
}
tb_bool_t tb_oc_number_sint32_set(tb_object_ref_t object, tb_sint32_t value)
{   
    // check
    tb_oc_number_t* number = tb_oc_number_cast(object);
    tb_assert_and_check_return_val(number, tb_false);

    // init value
    number->type = TB_OC_NUMBER_TYPE_SINT32;
    number->v.s32 = value;

    // ok
    return tb_true;
}
tb_bool_t tb_oc_number_uint64_set(tb_object_ref_t object, tb_uint64_t value)
{   
    // check
    tb_oc_number_t* number = tb_oc_number_cast(object);
    tb_assert_and_check_return_val(number, tb_false);

    // init value
    number->type = TB_OC_NUMBER_TYPE_UINT64;
    number->v.u64 = value;

    // ok
    return tb_true;
}
tb_bool_t tb_oc_number_sint64_set(tb_object_ref_t object, tb_sint64_t value)
{   
    // check
    tb_oc_number_t* number = tb_oc_number_cast(object);
    tb_assert_and_check_return_val(number, tb_false);

    // init value
    number->type = TB_OC_NUMBER_TYPE_SINT64;
    number->v.s64 = value;

    // ok
    return tb_true;
}
#ifdef TB_CONFIG_TYPE_HAVE_FLOAT
tb_bool_t tb_oc_number_float_set(tb_object_ref_t object, tb_float_t value)
{   
    // check
    tb_oc_number_t* number = tb_oc_number_cast(object);
    tb_assert_and_check_return_val(number, tb_false);

    // init value
    number->type = TB_OC_NUMBER_TYPE_FLOAT;
    number->v.f = value;

    // ok
    return tb_true;
}
tb_bool_t tb_oc_number_double_set(tb_object_ref_t object, tb_double_t value)
{   
    // check
    tb_oc_number_t* number = tb_oc_number_cast(object);
    tb_assert_and_check_return_val(number, tb_false);

    // init value
    number->type = TB_OC_NUMBER_TYPE_DOUBLE;
    number->v.d = value;

    // ok
    return tb_true;
}
#endif
